var url = "https://raw.githubusercontent.com/freifunk-gluon/gluon/master/package/gluon-config-mode-hostname/i18n/de.po"

​

fetch(url)

  .then(function(res) {

  return res.body.getReader();

})

  .then(function(reader) {

  return reader.read();

})

  .then(function(stream) {

  var decoder = new TextDecoder();

  var body = decoder.decode(stream.value || new Uint8Array);

  return body

})

  .then(function(body) {

  var text = body.replace(/\\n/g, '');

  var lines = text.split('\n');

​

  console.log(text)

  var arr = []

  var obj = {}

  for (var i = 0; i < lines.length; i++) {

​

    // key:value pairs

    if (lines[i].indexOf(':') !== -1) {

      var line = lines[i].replace(/"/g, '');

      var pair = line.split(':');

      if (pair.length) {

        obj[pair[0]] = pair[1].trim();

      }

    }

​

​

    // msgid

    if (lines[i].indexOf('msgid') !== -1) {

      var msgobj = {};

      var msgid = lines[i].split(' "')[1].replace(/\"/g, '');

      msgobj.msgid = msgid;

​

      // msgstr

      if (lines[i+1].indexOf('msgstr') !== -1) {

        var msgstr = lines[i+1].split(' "')[1].replace(/\"/g, '');

        msgobj.msgstr = msgstr;

      }

​

      arr.push(msgobj);

    }

​

  }

  arr.push(obj)

​

  document.getElementById('output-source')

    .innerHTML = body

  document.getElementById('output-js')

    .innerHTML = JSON.stringify(arr, null, 2);

});